Walkie-Lookie Backpack TV Camera Transmitter Transistorized

• anderer Name: RCA Manufacturing || Victor Talking Machine

1. 4 lb/ 1,8 kg (to 8 formerly) hand-held Vidicon camera by scanning raster of 0.24 by 0.18 in., with electronic viewfinder (working also as RF control monitor), 11 transistors video amp., the viewfinder with a non typed experimental power transistor indicates this new technology of solid state only circuit, and microphone for cameramen commentary when working alone, wired with 
2. 15 lb/ 6,8 kg (20 lb formerly) by 12 x 13 x 3" size, backpack 1.900 to 2.100 MHz 0.5 W (2 W UHF formerly) transmitter, synch generator by doubled line frequency (2 x 15.750 kHz).
3. Rack remote control station (in OB van or stationary) 

Power supply by Xardney Silvercell batteries ( 4 x LR-10 cells, for 6 V bus and tube heaters, plus 9 x LR-5 cells in series for the 21 V bus, solid state too 1 kHz 70/90 Vpp SQ wave power converter by 90% efficiency ( -100 V, +170 V, +400 V, +2.000 VDC), 30 W (150 W formerly) total power consumption, for up to 5 h (formerly 1.5 h) operation time on a single charge.

1.5" special made view-finder CRT, 

Engineered ~1957 by RCA, David Sarnoff Research Center, Princetown, New Jersey. In usage until the successor ~1964 was coming. 

Credits to: Mr. Gary Davis at the Early Television Convention 2011 in Ohio USA and his presentation as well as additional material.

Just a few essential tube & transistor types have been listed!

Hier finden Sie 5133 Modelle, davon 3236 mit Bildern und 4169 mit Schaltbildern.
Alle gelisteten Radios usw. von RCA (RCA Victor Co. Inc.); New York (NY)